using System;
using System.Collections.Generic;
using System.Linq;
using Microsoft.Xna.Framework;
using Microsoft.Xna.Framework.Audio;
using Microsoft.Xna.Framework.Content;
using Microsoft.Xna.Framework.GamerServices;
using Microsoft.Xna.Framework.Graphics;
using Microsoft.Xna.Framework.Input;
using Microsoft.Xna.Framework.Media;


namespace The_Last_Knights
{
    /// <summary>
    /// This is a game component that implements IUpdateable.
    /// </summary>
    public class GameEntity : GameComponent
    {
        public string EventId
        {
            get { return _EventId; }
            set { _EventId = value; }
        }

        protected GameEntity _parent;

        public GameEntity Parent
        {
            get { return _parent; }
            set { _parent = value; }
        }

        protected string _EventId;

        public Object Tag
        {
            get { return _tag; }
            set { _tag = value; }
        }

        protected Object _tag;

        public event RpgGame.GlobalEvent Event;

        public bool OnEvent(object src, string eventid, object wparam, object lparam)
        {
            RpgGame.GlobalEvent handler = Event;
            if (handler != null)
            {
                if (handler(src, this, eventid, wparam, lparam))
                    return true;
            }
            if (_parent != null)
                _parent.OnEvent(src, eventid, wparam, lparam);
            return false;
        }
        
        public GameEntity(Game game)
            : base(game)
        {
            // TODO: Construct any child components here
        }

        /// <summary>
        /// Allows the game component to perform any initialization it needs to before starting
        /// to run.  This is where it can query for any required services and load content.
        /// </summary>
        public override void Initialize()
        {
            // TODO: Add your initialization code here

            base.Initialize();
        }

        /// <summary>
        /// Allows the game component to update itself.
        /// </summary>
        /// <param name="gameTime">Provides a snapshot of timing values.</param>
        public override void Update(GameTime gameTime)
        {
            // TODO: Add your update code here

            base.Update(gameTime);
        }
    }
}
